Question

10 pe x egal cu 1 pe 9. x =?

Answer 1

Salut,

$\dfrac{10}{x}=\dfrac{1}{9},\ deci\ 10\cdot 9=1\cdot x,\ adic\breve{a}\ x=90.$

Green eyes.

Answer 2

$\frac{10}{x} = \frac{1}{9} \\ x = \frac{10 \times 9}{1} \\ x = \frac{90}{1} \\ x = 90$